. The car wheel; giving the results of a series of investigations . No 63. Structure yi, In. Below Tread. No. 64. Structure % In. Below Tread. MICROPHOTOGRAPHS OF SHELLED-OUT WHEEL F. 50 DIAMETERS. 71. No. 67.

---

Size: 1820px × 1373px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookaut, bookcentury1900, bookdecade1900, booksubjectrailroadcars